src/chrome/browser/extensions/api/mdns/mdns_apitest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/command_line.h"
   6 #include "chrome/browser/extensions/api/mdns/mdns_api.h"
   7 #include "chrome/browser/extensions/extension_apitest.h"
   8 #include "chrome/browser/extensions/extension_service.h"
   9 #include "chrome/common/extensions/api/mdns.h"
  10 #include "extensions/common/switches.h"
  11 #include "testing/gmock/include/gmock/gmock.h"
  12
  13 using extensions::DnsSdRegistry;
  14 using ::testing::A;
  15 using ::testing::_;
  16
  17 namespace api = extensions::api;
  18
  19 namespace {
  20
  21 class MockDnsSdRegistry : public DnsSdRegistry {
  22  public:
  23   explicit MockDnsSdRegistry(extensions::MDnsAPI* api) : api_(api) {}
  24   virtual ~MockDnsSdRegistry() {}
  25
  26   MOCK_METHOD1(AddObserver, void(DnsSdObserver* observer));
  27   MOCK_METHOD1(RemoveObserver, void(DnsSdObserver* observer));
  28   MOCK_METHOD1(RegisterDnsSdListener, void(std::string service_type));
  29   MOCK_METHOD1(UnregisterDnsSdListener, void(std::string service_type));
  30
  31   void DispatchMDnsEvent(const std::string& service_type,
  32                          const DnsSdServiceList& services) {
  33     api_->OnDnsSdEvent(service_type, services);
  34   }
  35
  36  private:
  37   extensions::DnsSdRegistry::DnsSdObserver* api_;
  38 };
  39
  40 class MDnsAPITest : public ExtensionApiTest {
  41  public:
  42   MDnsAPITest() {}
  43
  44   virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
  45     ExtensionApiTest::SetUpCommandLine(command_line);
  46     command_line->AppendSwitchASCII(
  47         extensions::switches::kWhitelistedExtensionID,
  48         "ddchlicdkolnonkihahngkmmmjnjlkkf");
  49   }
  50
  51   void SetUpTestDnsSdRegistry() {
  52     extensions::MDnsAPI* api = extensions::MDnsAPI::Get(profile());
  53     dns_sd_registry_ = new MockDnsSdRegistry(api);
  54     // Transfers ownership of the registry instance.
  55     api->SetDnsSdRegistryForTesting(
  56         make_scoped_ptr<DnsSdRegistry>(dns_sd_registry_).Pass());
  57   }
  58
  59  protected:
  60   MockDnsSdRegistry* dns_sd_registry_;
  61 };
  62
  63 }  // namespace
  64
  65 // TODO(justinlin): Win Dbg has a workaround that makes RunExtensionSubtest
  66 // always return true without actually running the test. Remove when fixed.
  67 #if defined(OS_WIN) && !defined(NDEBUG)
  68 #define MAYBE_RegisterListener DISABLED_RegisterListener
  69 #else
  70 #define MAYBE_RegisterListener RegisterListener
  71 #endif
  72 // Test loading extension, registering an MDNS listener and dispatching events.
  73 IN_PROC_BROWSER_TEST_F(MDnsAPITest, MAYBE_RegisterListener) {
  74   const std::string& service_type = "_googlecast._tcp.local";
  75   SetUpTestDnsSdRegistry();
  76
  77   EXPECT_CALL(*dns_sd_registry_, RegisterDnsSdListener(service_type))
  78       .Times(1);
  79   EXPECT_CALL(*dns_sd_registry_, UnregisterDnsSdListener(service_type))
  80       .Times(1);
  81   EXPECT_CALL(*dns_sd_registry_,
  82               RemoveObserver(A<extensions::DnsSdRegistry::DnsSdObserver*>()))
  83       .Times(1);
  84
  85   EXPECT_TRUE(RunExtensionSubtest("mdns/api", "register_listener.html"))
  86       << message_;
  87
  88   ResultCatcher catcher;
  89   // Dispatch 3 events, one of which should not be sent to the test extension.
  90   DnsSdRegistry::DnsSdServiceList services;
  91
  92   extensions::DnsSdService service;
  93   service.service_name = service_type;
  94   services.push_back(service);
  95
  96   dns_sd_registry_->DispatchMDnsEvent(service_type, services);
  97   dns_sd_registry_->DispatchMDnsEvent("_uninteresting._tcp.local", services);
  98   dns_sd_registry_->DispatchMDnsEvent(service_type, services);
  99   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 100 }
 101
 102 // TODO(justinlin): Win Dbg has a workaround that makes RunExtensionSubtest
 103 // always return true without actually running the test. Remove when fixed.
 104 #if defined(OS_WIN) && !defined(NDEBUG)
 105 #define MAYBE_RegisterMultipleListeners DISABLED_RegisterMultipleListeners
 106 #else
 107 #define MAYBE_RegisterMultipleListeners RegisterMultipleListeners
 108 #endif
 109 // Test loading extension and registering multiple listeners.
 110 IN_PROC_BROWSER_TEST_F(MDnsAPITest, MAYBE_RegisterMultipleListeners) {
 111   const std::string& service_type = "_googlecast._tcp.local";
 112   const std::string& test_service_type = "_testing._tcp.local";
 113   SetUpTestDnsSdRegistry();
 114
 115   EXPECT_CALL(*dns_sd_registry_, RegisterDnsSdListener(service_type))
 116       .Times(1);
 117   EXPECT_CALL(*dns_sd_registry_, UnregisterDnsSdListener(service_type))
 118       .Times(1);
 119   EXPECT_CALL(*dns_sd_registry_, RegisterDnsSdListener(test_service_type))
 120       .Times(1);
 121   EXPECT_CALL(*dns_sd_registry_, UnregisterDnsSdListener(test_service_type))
 122       .Times(1);
 123   EXPECT_CALL(*dns_sd_registry_,
 124               RemoveObserver(A<extensions::DnsSdRegistry::DnsSdObserver*>()))
 125       .Times(1);
 126
 127   EXPECT_TRUE(RunExtensionSubtest("mdns/api",
 128                                   "register_multiple_listeners.html"))
 129       << message_;
 130
 131   ResultCatcher catcher;
 132   DnsSdRegistry::DnsSdServiceList services;
 133
 134   extensions::DnsSdService service;
 135   service.service_name = service_type;
 136   services.push_back(service);
 137
 138   dns_sd_registry_->DispatchMDnsEvent(service_type, services);
 139   dns_sd_registry_->DispatchMDnsEvent(test_service_type, services);
 140   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
 141 }